[syslinux] PXELINUX: Screen fills with garbage - Locks up

[H. Peter Anvin]

Brad Goodman wrote:
> Clarification:
> 
> If I set "Prompt" to "1" in the config file, it drops me to the prompt
> just fine.
> 
> If I type "linux" (with or without optional kernel parameters) it
> quickly prints about 10 or 20 dots, then blasts the screen with the
> junk. So, It appears to be maybe loading it into the wrong memory
> location?
> 

The most likely possibilities that I can think of is a problem with the 
A20 line, or that the PXE stack uses high memory in an unsafe manner. 
The latter is probably the most likely; it's hard to know what to do 
about it, however, especially without knowing exactly what it does.

	-hpa